<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use think\exception\ValidateException;
use think\facade\Db;

/**
 * 车辆类别管理
 *
 * @icon fa fa-circle-o
 */
class CarCate extends Backend
{
    
    /**
     * CarCate模型对象
     * @var \app\common\model\CarCate
     */
    protected $model = null;

	protected $modelValidate = false;

	protected $type = 0;
	protected $pid = 0;
    protected $searchFields = 'id,cate_name';
    protected $selectpageFields = "id,cate_name";

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\common\model\CarCate;
        $filter = json_decode($this->request->get('filter', ''), true);
        $type = $this->request->param('type', 0);
        $pid = $this->request->param('pid', 0);
        $this->type = $type == 'null' ? 1 : $type;
        $this->pid = $pid == 'null' ? 0 : $pid;
		$this->view->assign(['typelist' => $this->model->getTypeList(), 'type' => $type, 'pid' => $pid]);
		$this->assignconfig(['typelist' => $this->model->getTypeList(), 'type' => $type, 'pid' => $pid]);
    }
    
    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 查看.
     */
    public function index()
    {
        //设置过滤方法
        $this->request->filter(['strip_tags']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            [$where, $sort, $order, $offset, $limit] = $this->buildparams();
            $builder = $this->model
                ->withCount('child_cate')
                ->where($where);
            if($this->type){
                $builder->where('type', $this->type);
            }
            if($this->pid){
                $builder->where('pid', $this->pid);
            }
            $total = $builder
                ->order('sort desc,id desc')
                ->count();
            $list  = $builder
                ->order('sort desc,id desc')
                ->limit($offset, $limit)
                ->select();
            $result = ['total' => $total, 'rows' => $list];

            return json($result);
        }

        return $this->view->fetch();
    }


    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isPost()) {
            $params = $this->request->post('row/a');
            if ($params) {
                $params = $this->preExcludeFields($params);

                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                $result = false;
                Db::startTrans();
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name     = str_replace('\\model\\', '\\validate\\', get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name.'.add' : $name) : $this->modelValidate;
                        validate($validate)->scene($this->modelSceneValidate ? 'add' : $name)->check($params);
                    }
                    if($params['type'] == 'null'){
                        $params['type'] = 1;
                    }

                    $cate = $this->model->where(['cate_name' => $params['cate_name'], 'type' => $params['type']])->count();
                    if($cate){
                        $this->error('类别已存在');
                    }
                    $params['pid'] = $this->pid;
                    $result = $this->model->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (\PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were inserted'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }

        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    public function edit($ids = null)
    {
        $row = $this->model->get($ids);
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            if (!in_array($row[$this->dataLimitField], $adminIds)) {
                $this->error(__('You have no permission'));
            }
        }
        if ($this->request->isPost()) {
            $params = $this->request->post('row/a');
            if ($params) {
                $params = $this->preExcludeFields($params);
                $result = false;
                Db::startTrans();

                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name     = str_replace('\\model\\', '\\validate\\', get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? $name : $this->modelValidate;
                        $pk       = $row->getPk();
                        if (!isset($params[$pk])) {
                            $params[$pk] = $row->$pk;
                        }
                        validate($validate)->scene($this->modelSceneValidate ? 'edit' : $name)->check($params);
                    }

                    $cate = $this->model->where(['cate_name' => $params['cate_name'], 'type' => $row['type']])->where('id', '<>', $ids)->count();
                    if($cate){
                        $this->error('类别已存在');
                    }
                    $result = $row->save($params);
                    Db::commit();
                } catch (ValidateException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (\PDOException $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                } catch (Exception $e) {
                    Db::rollback();
                    $this->error($e->getMessage());
                }
                if ($result !== false) {
                    $this->success();
                } else {
                    $this->error(__('No rows were updated'));
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        $this->view->assign('row', $row);

        return $this->view->fetch();
    }

    /**
     * 删除
     */
    public function del($ids = "")
    {
        $row                 = $this->model->get($ids);
        $this->modelValidate = true;
        if (!$row) {
            $this->error(__('No Results were found'));
        }
        $merchant_car = \app\common\model\MerchantCar::where(['is_delete' => 1])->where('model_id|brand_id', 'in', $ids)->where('examine_status', 'in', '1,2')->count();
        if($merchant_car){
            $this->error(__('类别下已有商家车辆'));
        }
        $this->model->where('id', 'in', $ids)->delete();
        $this->success();
    }


    /**
     * 排序
     */
    public function sort()
    {
        if (!$this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $cate_id = $this->request->request('cate_id', 0);
        $new_sort = $this->request->request('new_sort', 0);
        if(!$cate_id){
            $this->error(__("Invalid parameters"));
        }
        $res = $this->model->where('id', $cate_id)->update(['sort' => $new_sort]);
        if($res){
            $this->success('排序成功');
        }else{
            $this->error('排序失败');
        }
    }

    public function selectpage()
    {
        return parent::selectpage(); // TODO: Change the autogenerated stub
    }
}
